Soap bar



FIG. 1 is a top and side perspective view of a soap bar embodying our new design;

FIG. 2 is a front side elevational view thereof, the rear side elevational view being a mirror image thereof;

FIG. 3 is a right side elevational view thereof, the left side elevational view being a mirror image thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a bottom and side perspective view thereof. 

The ornamental design for a soap bar, as shown. 